CN110833422A - Blood oxygen instrument - Google Patents

Blood oxygen instrument Download PDF

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Publication number
CN110833422A
CN110833422A CN201810932700.2A CN201810932700A CN110833422A CN 110833422 A CN110833422 A CN 110833422A CN 201810932700 A CN201810932700 A CN 201810932700A CN 110833422 A CN110833422 A CN 110833422A
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CN
China
Prior art keywords
blood oxygen
oximeter
unit
startup
light emitting
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Pending
Application number
CN201810932700.2A
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Chinese (zh)
Inventor
胡坤
许云龙
张金玲
赵亚涛
宋智超
吴迪
闫博华
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Kangtai Medical System (qinhuangdao) Co Ltd
Original Assignee
Kangtai Medical System (qinhuangdao) Co Ltd
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Application filed by Kangtai Medical System (qinhuangdao) Co Ltd filed Critical Kangtai Medical System (qinhuangdao) Co Ltd
Priority to CN201810932700.2A priority Critical patent/CN110833422A/en
Priority to US16/755,054 priority patent/US11766199B2/en
Priority to EP19850487.0A priority patent/EP3838146A4/en
Priority to PCT/CN2019/100831 priority patent/WO2020035038A1/en
Publication of CN110833422A publication Critical patent/CN110833422A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A61B5/14552—Details of sensors specially adapted therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0093—Detecting, measuring or recording by applying one single type of energy and measuring its conversion into another type of energy
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A61B5/02416—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
    • A61B5/02422—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation within occluders
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A61B5/02438—Detecting, measuring or recording pulse rate or heart rate with portable devices, e.g. worn by the patient
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6802—Sensor mounted on worn items
    • A61B5/681—Wristwatch-type devices
    • A—HUMAN NECESSITIES
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    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
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    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6813—Specially adapted to be attached to a specific body part
    • A61B5/6824—Arm or wrist
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    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6813—Specially adapted to be attached to a specific body part
    • A61B5/6825—Hand
    • A61B5/6826—Finger
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A61B5/7275—Determining trends in physiological measurement data; Predicting development of a medical condition based on physiological measurements, e.g. determining a risk factor
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    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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    • A61B5/74—Details of notification to user or communication with user or patient ; user input means
    • A61B5/742—Details of notification to user or communication with user or patient ; user input means using visual displays
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61B5/74—Details of notification to user or communication with user or patient ; user input means
    • A61B5/742—Details of notification to user or communication with user or patient ; user input means using visual displays
    • A61B5/743—Displaying an image simultaneously with additional graphical information, e.g. symbols, charts, function plots
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02—Operational features
    • A61B2560/0204—Operational features of power management
    • A61B2560/0214—Operational features of power management of power generation or supply
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/04—Constructional details of apparatus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
    • A61B2562/0238—Optical sensor arrangements for performing transmission measurements on body tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7221—Determining signal validity, reliability or quality

Abstract

The invention relates to an oximeter comprising: a blood oxygen collecting unit having a first light emitting unit emitting red light, a second light emitting unit emitting infrared light, and a light receiving sensor receiving the red light emitted from the first light emitting unit and reflected by the human body and the infrared light emitted from the second light emitting unit and reflected by the human body and converting them into electrical signals; a storage unit that stores a startup screen including a last measurement result of blood oxygen saturation and/or previous measurement results of blood oxygen saturation; a power-on button for performing power-on start; a microprocessor which calculates the blood oxygen saturation degree of the human body based on the electric signal detected by the light receiving sensor and comprises a startup picture processing unit, wherein the startup picture processing unit reads a startup picture from the storage unit and sends the startup picture to the display unit after the startup button is pressed; and the display unit displays a startup picture after startup.

Description

Blood oxygen instrument
Technical Field
Embodiments of the present invention relate to oximeters, and more particularly, to oximeters that provide a flashing alarm at low blood oxygen saturation.
Background
Oximeters are used to detect the blood oxygen saturation of a human body, which is one of important physiological parameters reflecting the health of the human body, and more patients measure their health conditions by monitoring the blood oxygen saturation.
In the prior art, the oximeter is not required to be processed to display a black screen or to display a LOGO or an advertisement when being powered on.
Specifically, patent document 1(CN201611198799.5) relates to a power-on display processing method and system based on a mobile terminal. And downloading a startup display file from a network when the mobile terminal is powered off, wherein the startup display file comprises an advertisement file. When the mobile terminal detects that the power-on key is pressed in the power-off state, the display control right of the system is forbidden, the power-on display file is obtained for playing and the power-on process is executed at the same time, and after the playing is finished, the display control right is returned to the system.
Disclosure of Invention
In view of the above-mentioned prior art, the present invention provides an oximeter which can display the previous measurement result of blood oxygen saturation and/or the previous measurement results of blood oxygen saturation when it is turned on, so that a user can check the trend of the previous measurement result or the previous measurement results, and know the body parameter level and/or the parameter comparison before and after exercise and before and after oxygen inhalation. Specifically, the following technical solutions are proposed.
An oximeter, comprising:
a blood oxygen collecting unit having a first light emitting unit emitting red light, a second light emitting unit emitting infrared light, and a light receiving sensor receiving the red light emitted by the first light emitting unit and reflected by the human body and the infrared light emitted by the second light emitting unit and reflected by the human body and converting them into electrical signals;
a storage unit that stores a start-up screen including a last measurement result of blood oxygen saturation and/or previous measurement results of blood oxygen saturation;
a power-on button for performing power-on startup;
a microprocessor which calculates the blood oxygen saturation degree of the human body based on the electric signal detected by the light receiving sensor and comprises a startup picture processing unit, wherein the startup picture processing unit reads the startup picture from the storage unit and sends the startup picture to a display unit after the startup button is pressed; and
and the display unit displays the startup picture after startup.
Optionally, the power-on start-up screen includes a trend graph of the measurement results of the blood oxygen saturation levels of the previous times.
Optionally, the power-on start-up screen includes an average of the measurement results of the blood oxygen saturation of the previous times.
Optionally, the power-on start picture processing unit updates the power-on start picture based on the current measurement result of the blood oxygen saturation, and sends the updated power-on start picture to the storage unit.
Optionally, the display unit enters the acquisition picture after the time for displaying the startup picture reaches a preset time.
Optionally, the oximeter further includes an input unit, and the input unit sets the display content of the start-up screen.
Optionally, the input unit sets at least one of a predetermined time, a first threshold, a second threshold, a third threshold, a first frequency, a second frequency, a third frequency, a first duration, a second duration, and a third duration.
Optionally, the oximeter further comprises an I/O interface for charging the battery unit and/or connecting other blood oxygen collecting devices.
Optionally, the oximeter further comprises a wireless communication unit.
Optionally, the oximeter is a finger clip oximeter, a wrist oximeter or a head oximeter, the blood oxygen collecting unit of the finger clip oximeter includes an indent blood oxygen collecting port into which a finger can be placed, the first light emitting unit, the second light emitting unit and the light receiving sensor are disposed in the indent blood oxygen collecting port, the blood oxygen collecting unit of the wrist oximeter includes a blood oxygen finger clip disposed outside the housing, and the blood oxygen finger clip is connected to the interface of the housing.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below, and it is apparent that the drawings in the following description relate only to some embodiments of the present invention and are not limiting to the present invention.
Fig. 1 is a schematic block diagram of an oximeter in accordance with one embodiment of the instant invention.
Fig. 2 is an example of a power-on start-up screen of an oximeter according to an embodiment of the present invention.
Fig. 3 is another example of a power-on start-up screen of the oximeter according to an embodiment of the present invention.
Fig. 4 is an example of a detection result screen displayed on the display unit of the oximeter according to an embodiment of the present invention.
Fig. 5 is another example of the detection result screen displayed by the display unit of the oximeter according to the embodiment of the present invention.
Fig. 6 is an example of a wrist oximeter according to one embodiment of the instant invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings of the embodiments of the present invention. It is to be understood that the described embodiments are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the described embodiments of the invention, belong to the scope of protection of the invention.
Fig. 1 is a schematic block diagram of an oximeter in accordance with one embodiment of the instant invention.
As shown in fig. 1, the oximeter 1 of the present embodiment includes:
a blood oxygen collecting unit 2 having a first light emitting unit 21, a second light emitting unit 22 and a light receiving sensor 23, the first light emitting unit 21 emitting red light, the second light emitting unit 22 emitting infrared light, the light receiving sensor 23 receiving the red light emitted by the first light emitting unit 21 and reflected by the human body and the infrared light emitted by the second light emitting unit 22 and reflected by the human body and converting them into electrical signals;
a storage unit 3 that stores a power-on start-up screen including a last measurement result of blood oxygen saturation and/or previous measurement results of blood oxygen saturation;
a power-on button 71 for performing power-on startup;
a microprocessor 4 that calculates the blood oxygen saturation level of the human body based on the electric signal detected by the light receiving sensor 23, and that includes a power-on start-up picture processing unit 41, the power-on start-up picture processing unit 41 reading the power-on start-up picture from the storage unit 3 and sending it to the display unit 5 after the power-on button is pressed; and
and the display unit 5 is used for displaying the startup picture after startup.
The oximeter 1 of the present embodiment may be a portable oximeter such as a finger clip oximeter, a wrist oximeter or a head-mounted oximeter known in the art, or may be a desktop oximeter used in a hospital, which is not limited in this respect.
The oximeter 1 according to the present embodiment is not provided with a measurement result of the blood oxygen saturation level to be displayed at the time of startup when it is used for the first time, and directly enters the acquisition screen after startup.
The oximeter 1 of the present embodiment may obtain the blood oxygen saturation level by any method known in the art. An example will be specifically described below, but the present embodiment is not limited to this.
For example, if the measurement time is less than 1 second, the collected data is discarded, and if the measurement time is greater than 1 second, the data is recorded. And judging the stability of the blood oxygen data acquired in 10 seconds, mainly judging according to the stability of the waveform and the stability of the data, replacing the data of the previous 10 seconds if the data is stable, and discarding the data if the data is unstable.
When the device is used again after being used for the first time, the startup picture is displayed when the device is started.
Preferably, the power-on start-up screen includes the measurement result of the blood oxygen saturation level of the last time and/or the measurement results of the blood oxygen saturation levels of the previous times. Further preferably, the power-on start-up screen includes a trend graph of the measurement results of the blood oxygen saturation levels of the previous times. It is also preferable that the power-on start-up screen includes an average value of the measurement results of the blood oxygen saturation levels of the previous times
Fig. 2 is an example of a power-on start-up screen of an oximeter according to an embodiment of the present invention. As shown in fig. 2, the left side of the power-on start-up screen is a trend graph of the last measurement result of blood oxygen saturation and the right side is the measurement results of blood oxygen saturation of the previous several times. In addition, the last measurement result of the blood oxygen saturation level on the left side may also be replaced with the average value of the measurement results of the blood oxygen saturation levels of the previous times. In the example shown in fig. 2, the trend chart of the blood oxygen saturation level of the first 10 times is displayed, but the number of times included in the trend chart may be arbitrarily set.
In the present embodiment, the start-up screen processing unit 41 obtains the trend graph of the former blood oxygen saturation levels, for example, by creating a trend graph with the blood oxygen saturation level measured each time as the vertical axis and the number of times as the horizontal axis. In the present embodiment, the trend graph is represented by a wavy line, but may be represented in other ways known in the art.
Fig. 3 is another example of a power-on start-up screen of the oximeter according to an embodiment of the present invention. As shown in fig. 3, only the trend graph of the blood oxygen saturation level of the previous 10 times is displayed, and the blood oxygen saturation level of the previous time is not displayed.
In addition, the startup picture may include data such as pulse, PI value, and the like, in addition to the blood oxygen saturation, and the invention is not limited thereto.
In the present embodiment, the power-on start-up screen processing unit 41 updates the power-on start-up screen based on the current measurement result of the blood oxygen saturation level, and sends the updated power-on start-up screen to the storage unit 3 for display at the next power-on.
In addition, the display unit 5 displays the startup picture in a predetermined time, for example, 10 seconds, and enters the acquisition picture after the display time reaches the predetermined time.
The oximeter 1 of the present embodiment can display the previous measurement result of the blood oxygen saturation level and/or the previous measurement results of the blood oxygen saturation levels when it is turned on, so that the user can check the trend of the previous measurement result or the previous measurement results, and know the body parameter level and/or the parameter comparison before and after exercise and before and after oxygen inhalation.
The blood oxygen collecting unit 2 of the present embodiment has a first light emitting unit 21, a second light emitting unit 22, and a light receiving sensor 23. The first light emitting unit 21 and the second light emitting unit 22 are, for example, light emitting diodes, i.e., LEDs. The first light emitting unit 21 emits, for example, 660nm of red light, and the second light emitting unit 22 emits, for example, 905nm, 910nm, or 940nm of infrared light. The light receiving sensor 23 is, for example, a photosensor, receives light emitted from the first light emitting unit 21 and the second light emitting unit 22 and reflected by the human body, and converts it into an electrical signal.
In a specific operation, the first light emitting unit 21 and the second light emitting unit 22 may alternately emit light, so that the light receiving sensor 23 can alternately receive the red light emitted from the first light emitting unit 21 and reflected by the human body and the infrared light emitted from the second light emitting unit 22 and reflected by the human body. In addition, it is also possible that the light receiving sensor 23 includes two sensors, each of which independently receives light emitted from the first light emitting unit 21 and the second light emitting unit 22 and reflected by the human body, so that the first light emitting unit 21 and the second light emitting unit 22 do not need to alternately emit light but can continuously emit light.
In addition, the blood oxygen collecting unit 2 may also include more than three light emitting units to improve the collecting precision.
In the case where the oximeter 1 is a clip oximeter, the blood oxygen collecting unit 2 includes a concave blood oxygen collecting port into which a finger can be inserted, and a first light emitting unit 21, a second light emitting unit 22 and a light receiving sensor 23 are disposed in the concave blood oxygen collecting port.
In the case where the oximeter 1 is a wrist oximeter, the blood oxygen collecting unit 2 includes a blood oxygen finger clip disposed outside the housing, and the blood oxygen finger clip is connected to an interface disposed on the housing. In addition, the blood oxygen collecting unit 2 of the wrist oximeter can also be arranged inside the casing.
Specifically, fig. 6 is an example of a wrist oximeter according to one embodiment of the present invention. As shown in fig. 6, the blood oxygen collecting unit 2, i.e. the blood oxygen finger clip, of the wrist oximeter 1 is disposed outside, and the blood oxygen finger clip is connected to the interface disposed on the housing.
In case the oximeter 1 is a head-mounted oximeter, the blood oxygen collection unit 2 may also be arranged outside or inside the housing like a wrist oximeter. In the case of an external arrangement, the blood oxygen collection unit 2 is connected via an interface provided on the housing.
The blood oxygen collecting unit 2 sends the collected electric signals to the microprocessor 4, and the microprocessor 4 calculates the blood oxygen saturation degree of the human body based on the received electric signals. The method for calculating the blood oxygen saturation based on the electrical signal collected by the blood oxygen collecting unit 2 by the microprocessor 4 can be any method known in the art, and the detailed description of the invention is omitted.
In the display unit 5 of the present embodiment, after the data is collected, any one or more of a bar graph, a blood oxygen value, a pulse rate value, a PI value, and a waveform graph may be displayed, which is not limited in this respect.
Specifically, fig. 4 is an example of a screen displayed by the display unit of the oximeter according to one embodiment of the present invention. Fig. 5 is another example of a screen displayed by the display unit of the oximeter according to one embodiment of the present invention. As shown in fig. 4, the bar graph, the blood oxygen value, the pulse rate value, and the waveform graph are displayed on the display unit 5. As shown in fig. 5, the bar graph, the blood oxygen value, the pulse rate value, and the PI value are displayed on the display unit 5.
The oximeter 1 of the present embodiment preferably further includes an input unit 72, and the display content of the start-up screen is set through the input unit 72, that is, the start-up screen is set to display the measurement result of the previous blood oxygen saturation level, or to display the trend graphs of the previous blood oxygen saturation levels, or to display both of them, or to display the average value of the previous blood oxygen saturation levels instead of the previous blood oxygen saturation levels.
In addition, at least one of the predetermined time, the first threshold, the second threshold, the third threshold, the first frequency, the second frequency, the third frequency, the first duration, the second duration, and the third duration may be set through the input unit 72.
The input unit 72 is, for example, a key, preferably one or more resilient cylindrical keys provided in the housing and protruding from the surface of the housing, which keys can be pressed to effect switching on and off, setting of functions, and setting of the above-mentioned thresholds, frequencies and durations. In the case where the input unit 72 can realize the on-off function, there is no need to additionally provide the power-on button 71, i.e., the power-on button 71 is part of the input unit 72. That is, the input unit 72 and the power-on button 71 may be combined into one input unit.
In addition, the input unit 72 may not be provided, and the input function may be provided in the display unit 5. For example, the display unit 5 has a touch control function, and the user performs the above-described input control through the display unit 5.
In addition, the oximeter 1 of the present embodiment preferably further includes a wireless communication unit 8. The user may communicate with the wireless communication unit 8 via the mobile terminal to control the oximeter 1 or to transmit the data detected by the oximeter 1 to the mobile terminal.
In addition, the oximeter 1 of the present embodiment preferably further includes a power supply unit 6, and the battery unit 6 may be a dry battery or a rechargeable battery for supplying power to the various components of the oximeter 1.
In addition, the oximeter 1 of the present embodiment preferably further includes an I/O interface 9, and the I/O interface 9 is, for example, a USB interface. In the case where the battery unit 6 is a rechargeable battery, the battery unit 6 may be charged through the I/O interface 9.
In addition, the I/O interface 9 can be used as an acquisition interface externally connected with other blood oxygen acquisition devices 10, so that the traditional finger-clip type or finger-stall type blood oxygen acquisition devices can be connected, and the device is suitable for night or long-term monitoring.
Although the array substrate, the method for manufacturing the array substrate, the display panel and the display device of the present invention have been described in detail through some exemplary embodiments, the above embodiments are not exhaustive, and those skilled in the art may implement various changes and modifications within the spirit and scope of the present invention. Therefore, the present invention is not limited to these embodiments, and the scope of the present invention is defined only by the appended claims.

Claims (10)

1. An oximeter, comprising:
a blood oxygen collecting unit having a first light emitting unit emitting red light, a second light emitting unit emitting infrared light, and a light receiving sensor receiving the red light emitted by the first light emitting unit and reflected by the human body and the infrared light emitted by the second light emitting unit and reflected by the human body and converting them into electrical signals;
a storage unit that stores a start-up screen including a last measurement result of blood oxygen saturation and/or previous measurement results of blood oxygen saturation;
a power-on button for performing power-on startup;
a microprocessor which calculates the blood oxygen saturation degree of the human body based on the electric signal detected by the light receiving sensor and comprises a startup picture processing unit, wherein the startup picture processing unit reads the startup picture from the storage unit and sends the startup picture to a display unit after the startup button is pressed; and
and the display unit displays the startup picture after startup.
2. The oximeter of claim 1, wherein,
the power-on start-up screen includes a trend graph of the measurement results of the blood oxygen saturation levels of the first several times.
3. The oximeter of claim 1, wherein,
the power-on start-up screen includes an average of the measurement results of the blood oxygen saturation levels of the previous times.
4. The oximeter of claim 1, wherein,
the starting-up picture processing unit updates the starting-up picture based on the current measurement result of the blood oxygen saturation and sends the updated starting-up picture to the storage unit.
5. The oximeter of claim 1, wherein,
and the display unit enters the acquisition picture after the time for displaying the startup picture reaches the preset time.
6. The oximeter of any one of claims 1-5, further comprising an input unit that sets a display content of the start-up screen.
7. The oximeter of claim 6, wherein,
the input unit sets at least one of a predetermined time, a first threshold, a second threshold, a third threshold, a first frequency, a second frequency, a third frequency, a first duration, a second duration, and a third duration.
8. The oximeter of any one of claims 1-5, further comprising an I/O interface for charging a battery cell and/or connecting other blood oxygen collection devices.
9. The oximeter of any one of claims 1-5, further comprising a wireless communication unit.
10. The oximeter according to any one of claims 1-5, wherein,
the oximeter is a clip oximeter, a wrist oximeter or a head oximeter,
the blood oxygen collecting unit of the finger clip oximeter comprises a concave blood oxygen collecting port which can be put in a finger, the first light emitting unit, the second light emitting unit and the light receiving sensor are arranged in the concave blood oxygen collecting port,
the blood oxygen collecting unit of the wrist oximeter comprises a blood oxygen finger clip arranged outside the shell, and the blood oxygen finger clip is connected with an interface arranged on the shell.
CN201810932700.2A 2018-08-16 2018-08-16 Blood oxygen instrument Pending CN110833422A (en)

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EP19850487.0A EP3838146A4 (en) 2018-08-16 2019-08-15 Oximeter
PCT/CN2019/100831 WO2020035038A1 (en) 2018-08-16 2019-08-15 Oximeter

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